/*
 * This file is part of the Try! Engine project.
 *
 * Copyright 2010-2011 Emanuele Bertoldi. All rights reserved.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * You should have received a copy of the modified BSD License along with this
 * program. If not, see <http://www.opensource.org/licenses/bsd-license.php>
 */

#include "datamapper.h"
#include <QtCore/QDynamicPropertyChangeEvent>
#include <QtCore/QVariant>

using namespace Try;

DataMapper::DataMapper(QObject* parent)
    :   QObject(parent)
{
}

DataMapper::~DataMapper()
{
}

QStringList DataMapper::properties() const
{
    QStringList names;

    foreach (QByteArray name, this->dynamicPropertyNames())
        names.append(name);

    return names;
}

QVariant DataMapper::property(const QString& name) const
{
    return QObject::property(name.toUtf8().data());
}

bool DataMapper::event(QEvent* event)
{
    switch (event->type())
    {
        case QEvent::DynamicPropertyChange:
        {
            QDynamicPropertyChangeEvent* evt = static_cast<QDynamicPropertyChangeEvent*>(event);
            if (evt)
                emit propertyChanged(evt->propertyName());
        }
        break;

        default:
            break;
    }

    return QObject::event(event);
}

void DataMapper::removeProperty(const QString& name)
{
    this->setProperty(name.toUtf8().data(), QVariant());
}

void DataMapper::clear()
{
    foreach (QString name, this->dynamicPropertyNames())
        this->removeProperty(name.toUtf8().data());
}
